{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "trigger": true, "arguments": ["common vulnerabilities and exposures", "vulnerable system version", "time", "vulnerable system", "capabilities"]}, {"event_type": "data breach", "trigger": true, "arguments": ["compromised data", "victim", "purpose", "place", "tool", "attack pattern", "time", "number of victim"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["time", "patch number", "vulnerability", "vulnerable system", "vulnerable system version", "supported platform", "common vulnerabilities and exposures", "issues addressed"]}, {"event_type": "ransom", "trigger": true, "arguments": ["victim", "attack pattern", "time", "price", "tool", "damage amount", "place", "payment method", "attacker"]}, {"event_type": "phishing", "trigger": true, "arguments": ["purpose", "time", "attack pattern", "attacker", "trusted entity", "tool", "damage amount", "victim"]}], "input": "Rather than leaking the information to the dark markets , an IBM X-Force Intelligence Index report revealed that hackers prefer to hold files hostage in exchange for a ransom payment ."}
{"discover vulnerability": [], "data breach": [], "patch vulnerability": [], "ransom": [{"trigger": "a ransom payment", "arguments": {"victim": "NAN", "attack pattern": "hold files hostage in exchange", "time": "NAN", "price": "NAN", "tool": "NAN", "damage amount": "NAN", "place": "NAN", "payment method": "NAN", "attacker": "hackers"}}], "phishing": []}